
Marmot Hydrogen 30-Degree Down Sleeping Bag
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- Overview Overview The Marmot Hydrogen 30-Degree Down Sleeping Bag delivers enough warmth for ultra-light cool-weather climbs and backcountry excursions, while still weighing in around a wispy one pound for light and...
- Technical Specifications Technical Specifications
SKU: ASB_MRHYDRO30-DrkCitronO-Regular
The Marmot Hydrogen 30-Degree Down Sleeping Bag delivers enough warmth for ultra-light cool-weather climbs and backcountry excursions, while still weighing in around a wispy one pound for light and fast climbs and hikes. It is ultralight and highly compressible without sacrificing comfort.
- Certified 800+ Fill Power Goose Down
- Down Defender improves water-resistance in wet conditions
- Smooth, curved baffles reduce down shifting
- Nautilus multi-baffle, drawcord hood limits heat loss
- Anatomically designed footbox w/ wrap-around construction increases warmth
- Main zipper anti-snag slider reduces snagging
- Fold-down second zipper provides added ventilation & easy access
- 2-way zipper sliders & zipper garage
- Snagless insulated draft tube
- 1-internal stash pocket, 2-hang loops
- Stuff & storage sack included
- EN tested
Technical Specifications
Temp Rating | 30° F (-1° C) |
Insulation | 800+ fill power goose down w/ Down Defender |
Shell Fabric | Pertex 20D 100% nylon R/S 1.03 oz. yd |
Liner Fabric | 30D 100% nylon DWR 1.09 oz. yd |
Zipper | YKK 2-way full length locking zipper w/ zip-guard slider |

Size Chart
Regular | Long | |
Fill Weight | 10.9 oz. (310 g) | 13.8 oz. (380 g) |
Length | 6' (182.9 cm) | 6'6" (198.1 cm) |
Shoulder Girth | 61” (157.48 cm) | 63” (160 cm) |
Hip Girth | 56” (142 cm) | 58” (147 cm) |
Foot Girth | 39” (113 cm) | 41” (117 cm) |
Bag Weight | 1 lb. 7.3 oz. (665 g) | 1 lb. 11 oz. (770 g) |
Packed Volume | 280.7 cu in (4.6L) | 299.0 cu in (4.9L) |
Packed Size | 12” x 6” (30.48 x 15.24 cm) | 12” x 6” (30.48 x 15.24 cm) |